How to Shrink a Quarter with Electricity

Опубликовано: 14 Февраль 2026
на канале: Physics Girl
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How an 8000V electromagnet can be used to shrink a quarter. The interplay between electric and magnetic forces leads to the Lorentz Force and Faraday’s law of induction which can be used to shrink a quarter, or any other type of metal coin.

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